#! /usr/bin/env python3
# -*- coding: utf-8 -*-

import turtle
def drawSnake(rad, angle, len, neckrad):
    for i in range(angle):
        turtle.circle(rad, angle)
        turtle.circle(-rad, angle)
    turtle.circle(rad, angle/2)
    turtle.fd(rad)
    turtle.circle(neckrad+1, 180)
    turtle.fd(rad*2/3)

def main():
    turtle.setup(1300,800,0,0)
    pythonsize = 30
    turtle.pensize(pythonsize)
    turtle.pencolor('red')
    turtle.seth(-40)
    drawSnake(40,80,5,pythonsize/2)
    print('end....')
main()